./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/nsqm-if.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/nsqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:02:33,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:02:33,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:02:33,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:02:33,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:02:33,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:02:33,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:02:33,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:02:33,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:02:33,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:02:33,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:02:33,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:02:33,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:02:33,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:02:33,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:02:33,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:02:33,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:02:33,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:02:33,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:02:33,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:02:33,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:02:33,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:02:33,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:02:33,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:02:33,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:02:33,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:02:33,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:02:33,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:02:33,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:02:33,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:02:33,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:02:33,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:02:33,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:02:33,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:02:33,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:02:33,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:02:33,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:02:33,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:02:33,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:02:33,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:02:33,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:02:33,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:02:33,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:02:33,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:02:33,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:02:33,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:02:33,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:02:33,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:02:33,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:02:33,220 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:02:33,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:02:33,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:02:33,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:02:33,221 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:02:33,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:02:33,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:02:33,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:02:33,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 [2022-12-14 23:02:33,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:02:33,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:02:33,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:02:33,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:02:33,403 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:02:33,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/nsqm-if.c [2022-12-14 23:02:35,975 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:02:36,120 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:02:36,121 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c [2022-12-14 23:02:36,127 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/b8adecc3f/e33b16205d0247c7bd782dbbce4aa02b/FLAG027825d9c [2022-12-14 23:02:36,141 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/b8adecc3f/e33b16205d0247c7bd782dbbce4aa02b [2022-12-14 23:02:36,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:02:36,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:02:36,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:02:36,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:02:36,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:02:36,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450faa38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36, skipping insertion in model container [2022-12-14 23:02:36,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:02:36,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:02:36,267 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2022-12-14 23:02:36,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:02:36,289 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:02:36,298 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2022-12-14 23:02:36,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:02:36,313 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:02:36,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36 WrapperNode [2022-12-14 23:02:36,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:02:36,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:02:36,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:02:36,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:02:36,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,339 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-12-14 23:02:36,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:02:36,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:02:36,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:02:36,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:02:36,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:02:36,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:02:36,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:02:36,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:02:36,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:02:36,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:02:36,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:02:36,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:02:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:02:36,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:02:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:02:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:02:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:02:36,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:02:36,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:02:36,486 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:02:36,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:02:36,615 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:02:36,665 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:02:36,666 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:02:36,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:36 BoogieIcfgContainer [2022-12-14 23:02:36,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:02:36,668 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:02:36,668 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:02:36,676 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:02:36,676 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:02:36" (1/1) ... [2022-12-14 23:02:36,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:02:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-14 23:02:36,722 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-14 23:02:36,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:02:36,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:36,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:36,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:02:36,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-14 23:02:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-14 23:02:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:02:36,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:36,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:37,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:02:37,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:37,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-14 23:02:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-14 23:02:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:02:37,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:37,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:37,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 23:02:37,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:37,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:02:37,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2022-12-14 23:02:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2022-12-14 23:02:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:02:37,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:37,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:37,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:02:37,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-12-14 23:02:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-12-14 23:02:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:02:37,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:37,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:38,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 23:02:38,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:38,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:02:38,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:02:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:38,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:38,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2022-12-14 23:02:38,284 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2022-12-14 23:02:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:02:38,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:38,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:38,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:02:38,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2022-12-14 23:02:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2022-12-14 23:02:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:02:38,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:38,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:38,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:02:38,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:39,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:39,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2022-12-14 23:02:39,403 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2022-12-14 23:02:39,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:02:39,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:39,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:39,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 23:02:39,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:39,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:02:39,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:39,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:02:39,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:39,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:02:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:41,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:41,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2022-12-14 23:02:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-12-14 23:02:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:02:41,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:41,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:41,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 23:02:41,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:41,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:02:41,386 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:02:41,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:41,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2022-12-14 23:02:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:41,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:02:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:41,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2022-12-14 23:02:42,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2022-12-14 23:02:45,571 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2022-12-14 23:02:45,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:02:45,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:45,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:45,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:02:45,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:47,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2022-12-14 23:02:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2022-12-14 23:02:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:02:47,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:47,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:47,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:02:47,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:02:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2022-12-14 23:02:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-12-14 23:02:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:02:48,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:48,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:49,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 23:02:49,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:49,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:02:49,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:02:49,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:02:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:02:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 28 [2022-12-14 23:02:49,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:49,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:02:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:02:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2022-12-14 23:02:49,954 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2022-12-14 23:02:49,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:02:49,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:49,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:50,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 23:02:50,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:50,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:02:50,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:02:50,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:50,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:02:50,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:50,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:02:50,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:02:50,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:50,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2022-12-14 23:02:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:02:50,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2022-12-14 23:02:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:56,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:56,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2022-12-14 23:02:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2022-12-14 23:02:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:02:56,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:56,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:02:56,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:56,719 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:59,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:59,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 98 transitions. [2022-12-14 23:02:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 98 transitions. [2022-12-14 23:02:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:02:59,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:59,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:59,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:02:59,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:59,568 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:03:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:00,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2022-12-14 23:03:00,294 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2022-12-14 23:03:00,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:03:00,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:00,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:00,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:03:00,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:03:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2022-12-14 23:03:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2022-12-14 23:03:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:03:03,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:03,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:04,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-14 23:03:04,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:04,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:03:04,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:03:04,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:03:04,540 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:03:04,541 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-12-14 23:03:04,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:04,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:03:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:03:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 28 [2022-12-14 23:03:04,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:04,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:03:05,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 106 transitions. [2022-12-14 23:03:05,688 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2022-12-14 23:03:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:03:05,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:05,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:05,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:03:05,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:03:07,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2022-12-14 23:03:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2022-12-14 23:03:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:03:07,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:07,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:07,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-14 23:03:07,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:07,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:03:07,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:03:07,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:07,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2022-12-14 23:03:07,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:07,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:07,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2022-12-14 23:03:08,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2022-12-14 23:03:08,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2022-12-14 23:03:08,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 162 [2022-12-14 23:03:08,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:08,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 217 [2022-12-14 23:03:08,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:08,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 107 [2022-12-14 23:03:09,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 185 [2022-12-14 23:03:09,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 256 [2022-12-14 23:03:09,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 236 treesize of output 136 [2022-12-14 23:03:09,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:09,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2022-12-14 23:03:10,410 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:17,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:17,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 59 states and 92 transitions. [2022-12-14 23:03:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 92 transitions. [2022-12-14 23:03:17,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:03:17,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:17,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:17,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:03:17,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:18,640 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2022-12-14 23:03:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2022-12-14 23:03:22,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:03:22,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:22,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:22,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 23:03:22,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:22,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:03:22,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:03:22,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-14 23:03:22,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:22,933 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:22,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:22,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:22,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:22,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 23:03:22,943 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:03:22,944 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2022-12-14 23:03:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:23,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2022-12-14 23:03:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:23,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:03:23,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:23,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:23,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2022-12-14 23:03:24,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:24,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:24,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:24,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:24,077 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:03:24,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 62 [2022-12-14 23:03:25,352 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 23:03:25,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 45 [2022-12-14 23:03:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2022-12-14 23:03:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2022-12-14 23:03:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:03:35,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:35,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:35,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 23:03:35,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:35,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:03:35,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:03:35,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:35,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2022-12-14 23:03:35,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:35,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:35,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2022-12-14 23:03:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2022-12-14 23:03:36,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 168 [2022-12-14 23:03:36,863 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:36,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 217 [2022-12-14 23:03:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:36,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 41 [2022-12-14 23:03:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:37,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:37,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:03:37,323 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-14 23:03:37,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 89 treesize of output 74 [2022-12-14 23:03:39,184 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-14 23:03:39,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 125 treesize of output 57 [2022-12-14 23:03:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 117 transitions. [2022-12-14 23:03:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2022-12-14 23:03:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:03:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:48,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:51,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-14 23:03:51,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:51,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:03:51,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:51,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:51,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:51,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:51,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:51,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:51,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:51,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:51,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:51,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:03:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:03:53,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2022-12-14 23:03:53,054 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2022-12-14 23:03:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:03:53,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:53,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:54,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 68 conjunts are in the unsatisfiable core [2022-12-14 23:03:54,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:54,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:03:54,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:03:54,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:54,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:03:54,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:54,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:03:55,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:03:55,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:03:55,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:03:55,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2022-12-14 23:03:55,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2022-12-14 23:03:55,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 83 [2022-12-14 23:03:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 137 [2022-12-14 23:03:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:55,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 35 [2022-12-14 23:03:56,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:56,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:03:56,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2022-12-14 23:03:56,502 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2022-12-14 23:04:02,482 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2022-12-14 23:04:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:04:02,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:02,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:02,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:04:02,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 88 states and 141 transitions. [2022-12-14 23:04:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 141 transitions. [2022-12-14 23:04:11,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:04:11,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:11,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:11,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 23:04:11,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:11,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:04:11,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:04:11,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-14 23:04:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:04:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 23:04:11,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:11,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 23:04:12,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 91 [2022-12-14 23:04:12,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 163 [2022-12-14 23:04:12,231 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:04:12,232 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-14 23:04:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 54 [2022-12-14 23:04:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:04:12,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:04:12,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 149 [2022-12-14 23:04:12,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:04:12,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 217 [2022-12-14 23:04:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:12,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 218 treesize of output 117 [2022-12-14 23:04:13,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:04:13,024 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:04:13,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 70 treesize of output 62 [2022-12-14 23:04:13,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:13,437 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:04:13,439 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:04:13,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 64 treesize of output 71 [2022-12-14 23:04:13,941 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 23:04:13,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 45 [2022-12-14 23:04:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2022-12-14 23:04:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2022-12-14 23:04:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:04:26,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:26,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:27,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:04:27,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:04:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 147 transitions. [2022-12-14 23:04:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2022-12-14 23:04:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:04:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:31,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:40,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 23:04:40,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:40,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 23:04:40,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:40,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:04:40,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:04:40,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:40,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:04:40,828 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 23:04:40,837 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:04:40,838 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-12-14 23:04:40,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:04:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:40,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:04:40,978 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 23:04:40,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:04:40,989 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-12-14 23:04:41,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2022-12-14 23:04:41,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:41,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:41,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 118 [2022-12-14 23:04:41,208 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:04:41,209 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-12-14 23:04:41,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:41,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:04:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:04:41,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-12-14 23:04:41,529 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:04:43,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2022-12-14 23:04:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2022-12-14 23:04:43,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:04:43,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:43,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:43,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:04:43,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:04:56,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 164 transitions. [2022-12-14 23:04:56,735 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2022-12-14 23:04:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:04:56,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:56,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:00,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-14 23:05:00,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:00,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:05:00,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:05:00,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-14 23:05:00,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:00,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 23:05:00,356 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:05:00,357 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2022-12-14 23:05:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:00,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 34 [2022-12-14 23:05:00,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 69 [2022-12-14 23:05:00,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 135 [2022-12-14 23:05:01,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 38 [2022-12-14 23:05:01,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:01,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:01,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 144 [2022-12-14 23:05:01,778 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:01,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 214 [2022-12-14 23:05:01,802 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:05:01,803 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2022-12-14 23:05:02,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 183 [2022-12-14 23:05:02,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 176 [2022-12-14 23:05:02,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:02,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 66 [2022-12-14 23:05:03,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 117 [2022-12-14 23:05:03,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 176 [2022-12-14 23:05:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 67 [2022-12-14 23:05:03,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 126 [2022-12-14 23:05:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:03,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 187 [2022-12-14 23:05:03,728 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:05:03,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2022-12-14 23:05:04,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:04,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:04,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2022-12-14 23:05:04,488 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:18,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2022-12-14 23:05:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2022-12-14 23:05:18,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:05:18,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:18,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:18,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 23:05:18,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:05:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:25,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 99 states and 155 transitions. [2022-12-14 23:05:25,405 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2022-12-14 23:05:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:05:25,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:25,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:25,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 23:05:25,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:39,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:39,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 108 states and 171 transitions. [2022-12-14 23:05:39,440 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2022-12-14 23:05:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:05:39,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:41,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 23:05:41,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:41,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-14 23:05:41,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:05:41,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2022-12-14 23:05:41,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 91 [2022-12-14 23:05:41,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 163 [2022-12-14 23:05:41,350 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:05:41,351 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2022-12-14 23:05:41,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:41,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:42,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-14 23:05:42,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 149 [2022-12-14 23:05:42,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:42,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 217 [2022-12-14 23:05:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 54 [2022-12-14 23:05:42,585 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 23:05:42,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 178 treesize of output 160 [2022-12-14 23:05:42,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:42,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:42,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 239 [2022-12-14 23:05:42,644 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:05:42,645 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-12-14 23:05:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:43,171 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:05:43,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 64 treesize of output 71 [2022-12-14 23:05:43,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:05:43,741 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:05:43,744 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:05:43,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 70 [2022-12-14 23:05:44,297 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-14 23:05:44,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 45 [2022-12-14 23:05:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 108 states and 169 transitions. [2022-12-14 23:05:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 169 transitions. [2022-12-14 23:05:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:05:55,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:55,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 23:06:05,420 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:06:05,423 INFO L158 Benchmark]: Toolchain (without parser) took 209278.48ms. Allocated memory was 142.6MB in the beginning and 373.3MB in the end (delta: 230.7MB). Free memory was 102.3MB in the beginning and 175.1MB in the end (delta: -72.9MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,423 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:05,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167.98ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 91.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.46ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,424 INFO L158 Benchmark]: Boogie Preprocessor took 18.25ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,424 INFO L158 Benchmark]: RCFGBuilder took 308.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 71.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,424 INFO L158 Benchmark]: CodeCheck took 208754.20ms. Allocated memory was 142.6MB in the beginning and 373.3MB in the end (delta: 230.7MB). Free memory was 71.9MB in the beginning and 175.1MB in the end (delta: -103.2MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. [2022-12-14 23:06:05,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167.98ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 91.3MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.46ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 89.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.25ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 308.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 71.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 208754.20ms. Allocated memory was 142.6MB in the beginning and 373.3MB in the end (delta: 230.7MB). Free memory was 71.9MB in the beginning and 175.1MB in the end (delta: -103.2MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:06:05,631 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 23:06:05,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/nsqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:06:07,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:06:07,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:06:07,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:06:07,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:06:07,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:06:07,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:06:07,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:06:07,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:06:07,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:06:07,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:06:07,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:06:07,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:06:07,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:06:07,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:06:07,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:06:07,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:06:07,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:06:07,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:06:07,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:06:07,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:06:07,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:06:07,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:06:07,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:06:07,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:06:07,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:06:07,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:06:07,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:06:07,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:06:07,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:06:07,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:06:07,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:06:07,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:06:07,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:06:07,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:06:07,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:06:07,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:06:07,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:06:07,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:06:07,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:06:07,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:06:07,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 23:06:07,087 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:06:07,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:06:07,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:06:07,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:06:07,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:06:07,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:06:07,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:06:07,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:06:07,090 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:06:07,090 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:06:07,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:07,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:06:07,091 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:06:07,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:06:07,092 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d7989c0f7330a23b935c06e29a235b3d1d683ab2aa8325b4804307d493787f2 [2022-12-14 23:06:07,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:06:07,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:06:07,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:06:07,355 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:06:07,355 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:06:07,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/nsqm-if.c [2022-12-14 23:06:09,885 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:06:10,019 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:06:10,019 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c [2022-12-14 23:06:10,024 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/cf68e55b0/cf2b5d3a44584df9ba5a40986c23c087/FLAG12c0de1e9 [2022-12-14 23:06:10,447 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/data/cf68e55b0/cf2b5d3a44584df9ba5a40986c23c087 [2022-12-14 23:06:10,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:06:10,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:06:10,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:10,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:06:10,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:06:10,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@acca9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10, skipping insertion in model container [2022-12-14 23:06:10,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:06:10,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:06:10,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2022-12-14 23:06:10,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:10,615 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:06:10,626 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/sv-benchmarks/c/array-fpi/nsqm-if.c[590,603] [2022-12-14 23:06:10,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:06:10,647 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:06:10,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10 WrapperNode [2022-12-14 23:06:10,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:06:10,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:10,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:06:10,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:06:10,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,673 INFO L138 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-12-14 23:06:10,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:06:10,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:06:10,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:06:10,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:06:10,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,692 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:06:10,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:06:10,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:06:10,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:06:10,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:06:10" (1/1) ... [2022-12-14 23:06:10,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:06:10,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:06:10,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:06:10,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:06:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:06:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 23:06:10,817 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:06:10,819 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:06:11,044 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:06:11,096 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:06:11,096 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:06:11,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:11 BoogieIcfgContainer [2022-12-14 23:06:11,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:06:11,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:06:11,098 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:06:11,105 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:06:11,106 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:06:11" (1/1) ... [2022-12-14 23:06:11,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:06:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-14 23:06:11,148 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-14 23:06:11,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:06:11,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:11,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:11,180 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:06:11,183 INFO L158 Benchmark]: Toolchain (without parser) took 731.87ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 25.6MB in the beginning and 36.3MB in the end (delta: -10.7MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-12-14 23:06:11,183 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:11,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.38ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 25.2MB in the beginning and 46.8MB in the end (delta: -21.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2022-12-14 23:06:11,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.52ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 45.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:06:11,185 INFO L158 Benchmark]: Boogie Preprocessor took 20.20ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:06:11,185 INFO L158 Benchmark]: RCFGBuilder took 403.14ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-12-14 23:06:11,185 INFO L158 Benchmark]: CodeCheck took 83.42ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 36.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:06:11,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.38ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 25.2MB in the beginning and 46.8MB in the end (delta: -21.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.52ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 45.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.20ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 43.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 403.14ms. Allocated memory is still 75.5MB. Free memory was 43.4MB in the beginning and 42.3MB in the end (delta: 1.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * CodeCheck took 83.42ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 36.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:06:11,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed1f738-5bc9-4c5d-835e-c3927b47629e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared